Package org.openjdk.asmtools.common.structure

Class StackMap

java.lang.Object

org.openjdk.asmtools.common.structure.StackMap

public class StackMap
extends Object

4.7.4. The StackMapTable Attribute

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	StackMap.FrameType	StackMap-FrameType table.
static enum	StackMap.VerificationType	MapTypes table.

Constructor Summary

Constructors

Constructor	Description
StackMap()

Method Summary

Modifier and Type	Method	Description
static int	getFrameTypeTag(String frameTypeName)	Get frame type id by a name
static StackMap.VerificationType	getVerificationType(int verificationTypeID, Optional<Consumer<String>> errorConsumer)
static StackMap.VerificationType	getVerificationType(String printName)
static boolean	isValidFrameType(int tag)	Checks if the tag belongs to range of valid Frame Types
static StackMap.FrameType	stackMapFrameType(int tag)	Get Frame Type by tag belonging the range

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

StackMap

public StackMap()

Method Details

getVerificationType

public static StackMap.VerificationType getVerificationType(int verificationTypeID,
 Optional<Consumer<String>> errorConsumer)

Parameters:

verificationTypeID - u1 tag

errorConsumer - consumer to announce a problem

Returns:

associated StackMap Verification Type

getVerificationType

public static StackMap.VerificationType getVerificationType(String printName)

stackMapFrameType

public static StackMap.FrameType stackMapFrameType(int tag)

Get Frame Type by tag belonging the range

Parameters:

tag - u1 tag in range

Returns:

getFrameTypeTag

public static int getFrameTypeTag(String frameTypeName)

Get frame type id by a name

Parameters:

frameTypeName - frame type name

Returns:

Stack FrameType tag [0..255]

isValidFrameType

public static boolean isValidFrameType(int tag)

Checks if the tag belongs to range of valid Frame Types

Parameters:

tag -

Returns:

true if the tag does not belong to a range either of UNKNOWN_TYPE or RESERVED